Department of Civil and Environmental Engineering College of Engineering 5500 Campanile Drive San Diego, CA 92182-1324

October 12, 2001 Editorial Office Journal of Hydrology P.O. Box 1930 1000 BX Amsterdam The Netherlands Dear Sirs: Please find enclosed a manuscript entitled "A convergent explicit groundwater model," by V. M. Ponce, A. V. Shetty and S. Ercan. Please have this manuscript reviewed for publication in the Journal of Hydrology. Sincerely yours, Victor M. Ponce Professor of Civil and Environmental Engineering               THE CALIFORNIA STATE UNIVERSITY  Bakersfield  Channel Islands  Chico  Dominguez Hills  Fresno  Fullerton  Hayward  Humboldt  Long Beach  Los Angeles  Maritime Academy  Monterey Bay  Northridge  Pomona  Sacramento  San Bernardino  San Diego  San Francisco  San Jose  San Luis Obispo  San Marcos  Sonoma  Stanislaus